Exhaust Manifold 3937478 for QSL9 Diesel Engine

Keywords: 3937478 exhaust manifold, QSL9 engine exhaust manifold, QSL9 diesel engine parts, excavator engine spare parts, construction machinery exhaust parts

Product Overview

Exhaust Manifold Part No.3937478 is an original quality exhaust component for QSL9 diesel engine. It collects exhaust gas from engine cylinders and delivers exhaust gas smoothly to turbocharger and exhaust system, maintaining stable engine power and reducing exhaust back pressure. It is ideal replacement part for excavators and heavy-duty construction machinery engine repair and overhaul.

Detailed Specifications

Key Features & Advantages

• Heavy-duty cast iron material, outstanding high temperature resistance and thermal fatigue resistance.
• Precision casting and machining, smooth inner channel to minimize exhaust resistance.
• Reinforced structure, crack resistant under continuous high-temperature working conditions.
• Accurate mounting hole position, direct fit for QSL9 engine, simple installation.
• Strict quality testing before delivery.

Application Scope

Fit Equipment: Excavators and heavy‑duty construction machinery equipped with QSL9 diesel engine ‑ Widely used for machinery repair shops, engine rebuilding factories and heavy‑duty equipment overhaul services.

Our Company Advantage

We are professional supplier of full‑range construction machinery spare parts, supplying engine parts, hydraulic parts, electrical parts, seal kits and complete overhaul kits. ‑ Large ready stock for various machinery spare parts ‑ Factory‑direct wholesale competitive price ‑ Mixed‑order & one‑stop spare‑parts procurement supported ‑ Professional part‑number matching technical support service

Packaging & Shipping

Shock-proof inner packing + export neutral carton, prevent collision damage during long‑distance transportation ‑ Multiple shipping options: sea freight, air freight, international express for small trial orders ‑ Export documents such as Commercial Invoice, Packing List can be provided.

Contact Us

If you need more excavator spare parts or other construction machinery replacement components, please send your parts list to us. We will offer our best quotation for you quickly.